Atrial Fibrillation

2 articles

A smartwatch screen showing a heart rhythm graph, symbolizing the accuracy of wearable health data in a medical context.

Health & Fitness

Your Smartwatch Health Data Is More Accurate Than You Think, But Be Wary

Smartwatches can detect atrial fibrillation with over 94% sensitivity.

Kai Kealoha·June 10, 2026

Close-up of a fitness tracker on a wrist showing a heart rhythm graph, symbolizing advanced health monitoring capabilities.

Health & Fitness

What Do Fitness Tracker Metrics Really Mean for Your Health?

Wearable devices now detect atrial fibrillation with nearly 95% sensitivity, transforming personal health monitoring from a novelty into a critical diagnostic aid.

Kai Kealoha·June 6, 2026